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Topic1 brief · in the index since September 25, 2026

Cold-water immersion

Submersion in cold water causing rapid heat loss.

Every brief in the library that is about Cold-water immersion or leans on it for its answer, newest first. Each was written because somebody asked, and each cites its sources.

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Health

You do not lose most body heat through your head

You do not usually lose most body heat through your head; the head matters, but mostly when it’s exposed and the rest of you isn’t.

Mixed3 min read7 sources

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